Brown will stop first at the headquarters of first lady Anne Gust Brown's former employer, clothing retailer Gap Inc., for a ceremony set for 11:30 a.m. Two hours later, he's expected on Pier 27, a mile or so down the Embarcadero and past the Ferry Building, for a second event.

Meanwhile, if Californians were voting today on Proposition 13, they'd back it by about the same margin as voters did back in 1978, according to the latest Field Poll. Today's voters also don't like the idea of changing Prop. 13 to increase the property tax share for business and commercial property owners. David Siders has details in today's Bee. To read the publicly released poll, click here. Read the tabulations created exclusively for Capitol Alert at this link.

More than 100 California left-leaning activists are in Washington today to talk with the Obama administration about immigration, education, the environment and other issues. The group, led by the Courage Campaign, is scheduled to meet with Secretary of Labor Hilda Solis, EPA Administrator Lisa Jackson and David Plouffe, senior adviser to the president.

Just last month, the state Democratic Party's Progressive Caucus marked President Barack Obama's 50th birthday by releasing a resolution that supports exploring a potential primary challenge to him in 2012.

Obama, meanwhile, is heading in the opposite direction. Air Force One is scheduled to touch down Sunday at Moffett Federal Airfield in Mountain View in time for Obama to attend two Silicon Valley fundraisers. The next day, the president will participate in a LinkedIn town hall -- the subject is jobs -- before he leaves California air space heads to Southern California. That event starts at 11 a.m. Monday at the Computer History Museum in Mountain View.

NEW JOB: Longtime legislative aide Walter Hughes, most recently chief of staff to Democratic Sen. Ed Hernandez of West Covina, is moving camp to Comcast. His new gig as its Sacramento-based director of California state government affairs starts Monday.